diff --git a/ChangeLog b/ChangeLog
index 732c6f7..7baa132 100755
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,11 @@
+2019-11-07
+
+        * Bug fix version 1.6.3 released
+        ================================
+
+        Improve documentation and tutorials
+
+
 2019-07-15
 
         * Bug fix version 1.6.2 released
diff --git a/NEWS b/NEWS
index 2d7c130..dc49319 100755
--- a/NEWS
+++ b/NEWS
@@ -1,6 +1,6 @@
-New Features and Important Changes in ctools 1.6.2
+New Features and Important Changes in ctools 1.6.3
 
-15 July 2019
+7 November 2019
 
 
 Introduction
@@ -16,7 +16,7 @@ None
 
 Documentation
 -------------
-Improve documentation and tutorials (#2962).
+Improve documentation and tutorials.
 
 
 Python interface
@@ -31,9 +31,7 @@ None
 
 Base classes
 ------------
-Make ctool::create_ebounds(), ctool::create_energies() and
-ctool::save_event_list() methods OpenMP thread save so that multiple threads
-can call the method at the same time (#2912).
+None
 
 
 ctbin - CTA event binning
@@ -138,9 +136,7 @@ None
 
 csbkgmodel - Generate background model for 3D analysis
 ------------------------------------------------------
-The script now handles observation definition files with multiple instruments,
-stripping all instruments that do not corresponds to the "instrument" parameter
-(#2862).
+None
 
 
 cscaldb - Inspect calibration database
@@ -255,8 +251,7 @@ None
 
 csspec - Generates Spectral Energy Distribution
 -----------------------------------------------
-If a diffuse cube sky model is used the script now correctly multiplies the
-result with the diffuse cube sky model spectrum (#2954).
+None
 
 
 cssrcdetect - Detects sources in sky map
diff --git a/doc/source/admin/download.rst b/doc/source/admin/download.rst
index 2ca21aa..1b1f1fd 100755
--- a/doc/source/admin/download.rst
+++ b/doc/source/admin/download.rst
@@ -3,7 +3,7 @@
 Download
 ========
 
-The latest ctools release is ``ctools-1.6.2`` (15 July 2019).
+The latest ctools release is ``ctools-1.6.3`` (7 November 2019).
 
 Below a table of ctools releases. Please read the :ref:`sec_release` to
 learn more about new features and corrected bugs in a given release.
@@ -23,6 +23,9 @@ learn more about new features and corrected bugs in a given release.
     * - ctools
       - gammalib
       - Mac OS X (10.7+) binary disk image
+    * - `1.6.3 <http://cta.irap.omp.eu/ctools/releases/ctools/ctools-1.6.3.tar.gz>`_
+      - `1.6.3 <http://cta.irap.omp.eu/ctools/releases/gammalib/gammalib-1.6.3.tar.gz>`_
+      - `ctools-1.6.3-macosx10.7.dmg <http://cta.irap.omp.eu/ctools/releases/ctools/ctools-1.6.3-macosx10.7.dmg>`_
     * - `1.6.2 <http://cta.irap.omp.eu/ctools/releases/ctools/ctools-1.6.2.tar.gz>`_
       - `1.6.2 <http://cta.irap.omp.eu/ctools/releases/gammalib/gammalib-1.6.2.tar.gz>`_
       - `ctools-1.6.2-macosx10.7.dmg <http://cta.irap.omp.eu/ctools/releases/ctools/ctools-1.6.2-macosx10.7.dmg>`_
diff --git a/doc/source/admin/release_history/1.6.3.rst b/doc/source/admin/release_history/1.6.3.rst
new file mode 100644
index 0000000..81df589
--- /dev/null
+++ b/doc/source/admin/release_history/1.6.3.rst
@@ -0,0 +1,12 @@
+.. _1.6.3:
+
+ctools 1.6.3 release (7 November 2019)
+======================================
+
+Overview
+--------
+
+ctools 1.6.3 is a bug fix release for ctools release 1.6.
+
+No changes were made to the code base. The bug fix release is made for
+compliance reasons with the GammaLib 1.6.3 bug fix release.
diff --git a/doc/source/admin/release_history/index.rst b/doc/source/admin/release_history/index.rst
index 174687b..6286129 100755
--- a/doc/source/admin/release_history/index.rst
+++ b/doc/source/admin/release_history/index.rst
@@ -6,6 +6,7 @@ Release History
 .. toctree::
    :maxdepth: 1
 
+   ctools 1.6.3 <1.6.3>
    ctools 1.6.2 <1.6.2>
    ctools 1.6.1 <1.6.1>
    ctools 1.6 <1.6>